The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 27, 2018
Filed:
Feb. 19, 2015
Tmaxdata Co., Ltd., Gyeonggi-do, KR;
Youngjae Choi, Gyeonggi-do, KR;
Sangyoung Park, Gyeonggi-do, KR;
Sungwook Moon, Gyeonggi-do, KR;
Sehoon Seo, Gyeonggi-do, KR;
TMAXDATA CO., LTD., Gyeonggi-do, KR;
Abstract
The present invention provides an apparatus and method for processing a query in a relational database system having a hybrid storage of a memory tablespace and a disk tablespace, with the configuration of the present invention, by extending a table partitioning technology in order for the relational database system to use the disk tablespace and memory tablespace in a hybrid manner, it is possible to implement data discrimination due to different data storages in one logical table and create scan plans in compliance with the difference in the storages, thereby establishing an optimal scan plan to the query intended to access the storages having different properties.